33421303120 has 40 divisors (see below), whose sum is σ = 77872444416. Its totient is φ = 13339632768.

The previous prime is 33421303087. The next prime is 33421303121. The reversal of 33421303120 is 2130312433.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×33421303120² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33421303091 and 33421303100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33421303121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414112 + ... + 488191.

Almost surely, 2^33421303120 is an apocalyptic number.

It is an amenable number.

33421303120 is an abundant number, since it is smaller than the sum of its proper divisors (44451141296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33421303120 is a wasteful number, since it uses less digits than its factorization.

33421303120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902779 (or 902773 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 33421303120 its reverse (2130312433), we get a palindrome (35551615553).

The spelling of 33421303120 in words is "thirty-three billion, four hundred twenty-one million, three hundred three thousand, one hundred twenty".